# Services from draconic21-x402-api.onrender.com on Zero

> draconic21-x402-api.onrender.com serves 44 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/draconic21-x402-api.onrender.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/draconic21-x402-api.onrender.com/health.json

## Services

- [d21 Company Lookup](https://www.zero.xyz/c/d21-company-lookup-0e03d02d/llms.txt): $0.01/call via x402. Returns a normalized company-identity record (legal name, LEI, CIK, tickers, jurisdiction, address, status, parent) from a name, ticker, LEI, or CIK by merging SEC EDGAR and GLEIF data
- [d21 domain_intel](https://www.zero.xyz/c/d21-domain-intel-7fe9288d/llms.txt): $0.012/call via x402. Returns RDAP registration data, live DNS email-authentication records (MX/SPF/DMARC/NS), and a heuristic trust-posture summary for any domain in a single call.
- [d21 edgar_company_facts](https://www.zero.xyz/c/d21-edgar-company-facts-51b1b589/llms.txt): $0.02/call via x402. Retrieves live XBRL financial facts (Assets, Revenues, NetIncomeLoss, EPS, etc.) for any US-listed company from SEC EDGAR by ticker or CIK
- [d21 EDGAR Filings](https://www.zero.xyz/c/d21-edgar-filings-5e742898/llms.txt): $0.02/call via x402. Fetches live SEC EDGAR filings for any US-listed company by ticker or CIK, returning 10-K, 10-Q, 8-K, and other forms with direct document URLs and acceptance timestamps.
- [d21 Email Validate](https://www.zero.xyz/c/d21-email-validate-6fdb6a10/llms.txt): $0.006/call via x402. Validates an email address for syntax, live DNS-based deliverability (MX/A-fallback), disposable domain detection, role-address detection, free webmail provider detection, and SPF/DMARC presence — all without any third-party validation vendor or SMTP probing.
- [d21 FDA PDUFA Calendar](https://www.zero.xyz/c/d21-fda-pdufa-calendar-348853a6/llms.txt): $0.04/call via x402. Returns upcoming (and optionally past) FDA PDUFA target-action dates sourced directly from sponsor SEC EDGAR filings (10-K/10-Q/8-K), not estimated from trial metadata.
- [d21 KYB Due-Diligence Pack](https://www.zero.xyz/c/d21-kyb-due-diligence-pack-75e9e785/llms.txt): $0.05/call via x402. Runs a consolidated Know-Your-Business due-diligence report combining company identity, sanctions screening, domain intelligence, wallet profiling, and email validation in a single call
- [d21 News Search](https://www.zero.xyz/c/d21-news-search-f52df1ec/llms.txt): $0.009/call via x402. Searches multi-language, multi-country news headlines via GDELT DOC 2.0 API, returning article lists or volume/tone timelines with optional filters for language, country, domain, tone, and timespan.
- [d21 PDF Extract](https://www.zero.xyz/c/d21-pdf-extract-383db01b/llms.txt): $0.04/call via x402. Extracts per-page plain text and metadata from a PDF using embedded text objects (no OCR, no third-party vendor), returning structured page-by-page content.
- [d21 Sanctions Screen](https://www.zero.xyz/c/d21-sanctions-screen-439cdfb6/llms.txt): $0.006/call via x402. Screen a name and/or crypto wallet address live against the U.S. Treasury OFAC SDN sanctions list including aliases and digital-currency addresses
- [d21 Treasury Fiscal Snapshot](https://www.zero.xyz/c/d21-treasury-fiscal-snapshot-367981e1/llms.txt): $0.005/call via x402. Fetches live U.S. total public debt outstanding, Treasury operating cash balance, and current-quarter Treasury exchange rates in a single call.
- [d21 weather](https://www.zero.xyz/c/d21-weather-f1eb6a2c/llms.txt): $0.004/call via x402. Returns current weather conditions and short-term forecast (up to 7 days) for any worldwide location, using NWS for US coordinates and MET Norway for all other locations, with active NWS alerts for US points.
- [d21 address_geocode](https://www.zero.xyz/c/d21-address-geocode-4b81a809/llms.txt): $0.008/call via x402. Forward and reverse U.S. address geocoding powered by the U.S. Census Bureau's free Geocoder API, returning standardized coordinates and address components.
- [d21 EDGAR Bundle](https://www.zero.xyz/c/d21-edgar-bundle-6136e454/llms.txt): $0.03/call via x402. Fetches combined SEC EDGAR filings list and company financial facts for a single company in one paid call, cheaper than buying each separately.
- [draconic21 EDGAR Full-Text Search](https://www.zero.xyz/c/draconic21-edgar-full-text-search-3b4bcd76/llms.txt): $0.02/call via x402. Full-text search across SEC EDGAR filings, filtered by form type, ticker, and date range
- [d21 Gas Price](https://www.zero.xyz/c/d21-gas-price-0a341ba9/llms.txt): $0.002/call via x402. Returns live Base mainnet gas prices (legacy, EIP-1559 base fee, and suggested priority/max fee) plus a plain-transfer cost estimate, all in gwei, read directly from Base's public JSON-RPC.
- [d21 Sanctions Delta](https://www.zero.xyz/c/d21-sanctions-delta-65ce4ef3/llms.txt): $0.008/call via x402. Returns OFAC SDN list changes (additions, removals, modifications) since a given date, including crypto address changes, sourced from OFAC's official change-tracking feed.
- [d21 SEC Late-Filing Feed](https://www.zero.xyz/c/d21-sec-late-filing-feed-26001fc1/llms.txt): $0.03/call via x402. Returns SEC Form NT 10-K / NT 10-Q late-filing notices with resolution status (still-late vs resolved) and days-to-resolution for a given ticker or across all companies
- [d21 Token Price](https://www.zero.xyz/c/d21-token-price-b08e809d/llms.txt): $0.003/call via x402. Returns on-chain token prices for curated majors via Chainlink or any Base ERC-20 via Uniswap V3 pool discovery, with optional batch lookup by symbol or address
- [d21 Wallet Profile](https://www.zero.xyz/c/d21-wallet-profile-49dcd2c0/llms.txt): $0.03/call via x402. Profiles a Base (EVM) wallet or contract address with on-chain activity, token balances, counterparties, known labels, and an OFAC SDN sanctions check in a single call.
- [d21 Wiki Trends Pulse](https://www.zero.xyz/c/d21-wiki-trends-pulse-15aced92/llms.txt): $0.025/call via x402. Returns either today's trending/breakout Wikipedia topics for a language edition, or a daily pageview interest-over-time series for a specific article, sourced live from Wikimedia's Pageviews API.
- [d21 Crypto News Feed](https://www.zero.xyz/c/d21-crypto-news-feed-a6dac78b/llms.txt): $0.001/call via x402. Fetches a no-params crypto headline feed built on GDELT news search merged with Hacker News crypto stories, returning ranked headlines with metadata
- [d21 Social Trends Pulse](https://www.zero.xyz/c/d21-social-trends-pulse-b615e00e/llms.txt): $0.015/call via x402. Aggregates and deduplicates trending topics from Hacker News, Lobsters, Mastodon, and Wikipedia into a single ranked feed
- [draconic21 Archive Tip Day](https://www.zero.xyz/c/draconic21-archive-tip-day-fad8e856/llms.txt): $0.01/call via x402. Returns the most recent archived date available in the draconic21 Daily Agent Signal archive (the 'tip' of the stored archive).
- [draconic21 Daily Agent Signal - signal_day](https://www.zero.xyz/c/draconic21-daily-agent-signal-signal-day-bc5252e6/llms.txt): $0.04/call via x402. Returns the daily agent-economy signal brief for a specified day via POST request, providing curated intelligence for funded AI agents.
- [draconic21 Bazaar Research Slice](https://www.zero.xyz/c/draconic21-bazaar-research-slice-92029cb6/llms.txt): $0.05/call via x402. Returns a filtered slice of the draconic21 agent-economy bazaar catalog, letting agents discover and explore curated research entries across AI agent infrastructure categories.
- [draconic21 Signal Continuity](https://www.zero.xyz/c/draconic21-signal-continuity-dad0fbec/llms.txt): $0.07/call via x402. Checks continuity/health of the draconic21 Daily Agent Signal feed, confirming the signal pipeline is live and returning a branded status acknowledgment.
- [draconic21 Daily Agent Signal - Signal History](https://www.zero.xyz/c/draconic21-daily-agent-signal-signal-history-1cbd132a/llms.txt): $0.1/call via x402. Retrieves historical daily agent signal data for up to 30 days, priced at $0.10 USDC per call via x402 micropayment
- [draconic21 Extract URL](https://www.zero.xyz/c/draconic21-extract-url-be8c8263/llms.txt): $0.05/call via x402. Extracts brand and product information from a given URL via an HTTP POST call, returning structured metadata about the page.
- [draconic21 Rate Quote](https://www.zero.xyz/c/draconic21-rate-quote-62725583/llms.txt): $0.01/call via x402. Returns a rate quote for a specified API call type, method, and body on the draconic21 Daily Agent Signal service
- [draconic21 Agent Intent Post](https://www.zero.xyz/c/draconic21-agent-intent-post-959517ab/llms.txt): $0.02/call via x402. Records or acknowledges an agent's intent submission via a paid POST endpoint, returning a confirmation with brand and product identifiers.
- [draconic21 Buyer Radar](https://www.zero.xyz/c/draconic21-buyer-radar-c663afd4/llms.txt): $0.08/call via x402. Returns buyer radar intelligence signals for a given query, surfacing purchasing intent or market demand data for AI agents.
- [draconic21 Invoice Aging](https://www.zero.xyz/c/draconic21-invoice-aging-bb682d51/llms.txt): $0.02/call via x402. Returns invoice aging data for a funded agent session via a paid POST request using x402 micropayments on Base.
- [draconic21 Origin Status Check](https://www.zero.xyz/c/draconic21-origin-status-check-fa35e281/llms.txt): $0.02/call via x402. Returns the operational status and brand/product identity of the draconic21 API origin server
- [draconic21 Daily Agent Signal – Latest](https://www.zero.xyz/c/draconic21-daily-agent-signal-latest-08b98b84/llms.txt): $0.03/call via x402. Returns the latest daily agent signal for the current day, providing a branded signal payload to funded AI agents via x402 micropayment.
- [draconic21 Token Budget Check](https://www.zero.xyz/c/draconic21-token-budget-check-b69fdd7a/llms.txt): $0.01/call via x402. Checks whether a funded agent has sufficient token/budget to proceed with paid signal calls on the draconic21 platform
- [draconic21 Signal Topic Trace](https://www.zero.xyz/c/draconic21-signal-topic-trace-9254fc79/llms.txt): $0.06/call via x402. Traces the topic lineage or signal derivation path for a given subject within the draconic21 Daily Agent Signal system.
- [draconic21 Briefing Pack](https://www.zero.xyz/c/draconic21-briefing-pack-6b4d6aa1/llms.txt): $0.25/call via x402. Returns a bundled briefing pack of agent signals in a single paid POST call for funded AI agents.
- [draconic21 Directory Presence Check](https://www.zero.xyz/c/draconic21-directory-presence-check-9b4677cb/llms.txt): $0.06/call via x402. Checks whether a named brand, product, or agent is listed in the draconic21 signal directory
- [draconic21 Agent Intent Read](https://www.zero.xyz/c/draconic21-agent-intent-read-b6a67f25/llms.txt): $0.05/call via x402. Returns a branded acknowledgment of the agent intent read capability for the draconic21 platform
- [draconic21 Compare Offers](https://www.zero.xyz/c/draconic21-compare-offers-46c014c8/llms.txt): $0.02/call via x402. Compares agent-facing signal offers or products from the draconic21 service to surface brand/product metadata
- [draconic21 Origin Rotation Log](https://www.zero.xyz/c/draconic21-origin-rotation-log-4a248d05/llms.txt): $0.04/call via x402. Records or retrieves origin rotation log entries for the draconic21 Daily Agent Signal service
- [draconic21 Peer Origin Offer](https://www.zero.xyz/c/draconic21-peer-origin-offer-cb4227fa/llms.txt): $0.03/call via x402. Returns a peer origin offer response from the draconic21 agent-economy platform, part of the Daily Agent Signal product suite
- [draconic21 Hood Public Watch](https://www.zero.xyz/c/draconic21-hood-public-watch-3b55c8bf/llms.txt): $0.12/call via x402. Calls the hood_public_watch endpoint on the draconic21 platform, returning a branded acknowledgment response for a $0.12 USDC per-call paid POST request.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)